<template>
  <div>
     <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>参数列表</el-breadcrumb-item>
    </el-breadcrumb>

     <!-- 卡片试图 -->
    <el-card>
        <el-row :gutter="20">
            <el-col :span="8">
                <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                    <el-button slot="append" icon="el-icon-search"  @click="getGoodsList"></el-button>
                </el-input>
            </el-col>  
            <el-col :span="4">
                <el-button type="primary" @click="goAddPage">添加商品</el-button>
            </el-col>
        </el-row>

        <!-- table表格区域 -->
        <el-table :data="goodslist" border stripe>
            <el-table-column type="index"></el-table-column>
            <el-table-column label="商品名称" prop="goods_name"></el-table-column>
            <el-table-column label="商品价格(元)"  width="95px" prop="goods_price"></el-table-column>
            <el-table-column label="商品重量"  width="70px" prop="goods_price"></el-table-column>
            <el-table-column label="创建时间"  width="140px" prop="goods_weight">
                <template slot-scope="scope">
                    {{scope.row.add_time | dateFormat}}
                </template>
            </el-table-column>
            <el-table-column label="操作"  width="140px">
               <template slot-scope="scope">
                <el-button type="primary" size="mini" icon="el-icon-edit"></el-button>
                <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeById(scope.row.goods_id)"></el-button>
               </template>
            </el-table-column>
        </el-table>

        <!-- 分页区域 -->
         <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[5, 10, 15, 20]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total" background>
        </el-pagination>
    </el-card>
  </div>
</template>

<script>


export default {
  data(){
      return {
          queryInfo:{
            query:'',
            pagenum:1,
            pagesize:10
          },
          goodslist:[],
          total:0,

      }
  },
  created(){
      this.getGoodsList()
  },
  methods:{
      async getGoodsList(){
          const {data:res} = await this.$http.get('goods',{
              params:this.queryInfo
          })
          if(res.meta.status !== 200) {
              return this.$message.error('获取数据失败')
          }
          this.$message.success('获取数据成功')
          this.goodslist = res.data.goods
          this.total = res.data.total
      },
      handleSizeChange(newSize){
          this.queryInfo.pagesize = newSize
          this.getGoodsList()
      },
      handleCurrentChange(newPage){
          this.queryInfo.pagenum = newPage
          this.getGoodsList()
      },
      async removeById(id){
          const confirmResult = await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)
        if(confirmResult !=='confirm'){
            return this.$message.error('已取消删除')
        }
        const {data:res} = await this.$http.delete(`goods/${id}`)
        if(res.meta.status !== 200){
            return this.$message.error('删除信息失败')
        }
        this.$message.success('删除信息成功')
        this.goodslist = res.data
        this.getGoodsList()
      },
      goAddPage(){
          this.$router.push('/goods/add')
      },
  }
  
}
</script>

<style lang="less" scoped>

</style>
